Clean Harbors Inc

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Clean Harbors Inc
CIK #0000822818
EDGAR Form CIK 2011 - 2026
10-K [0000822818]
10-Q [0000822818]
3 [0000822818]
4 [0000822818]
5 [0000822818]
8-K [0000822818]
SC 13D [0000822818]
SC 13G [0000822818]
Form 13D/13G Filer Form 13D/13G Subject Filed
D1 Capital Partners LP Clean Harbors Inc [2026-02-17]
ArrowMark Colorado Holdings LLC Clean Harbors Inc [2019-02-14]
SouthernSun Asset Management LLC Clean Harbors Inc [2019-02-14]
SouthernSun Asset Management LLC Clean Harbors Inc [2018-02-14]
SouthernSun Asset Management LLC Clean Harbors Inc [2017-02-14]
SouthernSun Asset Management LLC Clean Harbors Inc [2016-02-12]
SouthernSun Asset Management LLC Clean Harbors Inc [2015-02-13]
Relational Investors LLC Clean Harbors Inc [2014-04-24]
Wellington Management Co LLP Clean Harbors Inc [2014-02-14]
BlackRock Inc Clean Harbors Inc [2014-01-28]
View All
Form 3/4/5 Subject 2011 - 2026
Clean Harbors Inc
Gabriel Sharon M
Geer Charles H II
Underwood Rebecca
Dugas Eric J
Weber Brian P
Gerstenberg Eric W
McKim Alan S
Diderich Jeroen
States Lauren
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Clean Harbors Inc CLH
Common Stock
2026-03-18 Sell 1,000 $293.00 293,000
Clean Harbors Inc CLH
Common Stock
2026-03-18 Sell 836 $287.94 240,718
Clean Harbors Inc CLH
Common Stock
2026-03-17 Sell 4,683 $293.39 1,373,945
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 368 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 125 $288.93 36,116
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 977 $288.93 282,285
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 2,166 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 960 $288.93 277,373
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 727 $288.93 210,052
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 350 $288.93 101,126
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 1,148 $288.93 331,692
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 2,166 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 1,324 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 1,401 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 139 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 1,028 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 630 $288.93 182,026
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 1,401 $0.00
Clean Harbors Inc CLH
Common Stock
2026-03-13 Tax withheld 18 $288.93 5,201
Clean Harbors Inc CLH
Common Stock
2026-03-13 Disposed to issuer 1,869 $0.00
showing 20 of 200 most recent transactions
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